package com.heima.article.listener;

import com.baomidou.mybatisplus.core.conditions.Wrapper;
import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
import com.heima.article.entity.ApArticle;
import com.heima.article.service.IApArticleService;
import org.apache.kafka.clients.consumer.ConsumerRecord;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.kafka.annotation.KafkaListener;
import org.springframework.stereotype.Service;

@Service
public class UpDownListener {

    @Autowired
    private IApArticleService articleService;

    @KafkaListener(topics = "${topic.upDownTopic}")
    public void handleMessage(ConsumerRecord<String, String> record) {
        String articleId = record.key();
        String isDown = record.value();
        // 更新文章表的状态
        LambdaUpdateWrapper<ApArticle> update = new LambdaUpdateWrapper<>();
        update.eq(ApArticle::getId, Long.parseLong(articleId));
        update.set(ApArticle::getIsDown, isDown.equals("true") ? 1 : 0);
        articleService.update(update);
    }
}
